42 H. J. Webber — 



246: PECTISL. 



395. P. angustifolia Toit. " Sand draws " Deuel Co., July. 



A little plant (1-3 in. high) with glandular punctate leaves and 

 pleasant odor (Rydberg). 



247. THELESPERMA Lees. 



396. T. ambiguum Gray. Prairies, quite common. Long Pine 

 (Swezey) ; Alliance, July; Crawford, Aug.; Belmont, July 

 (Webber). 



397. T. filifolium (Hook.) Gray. Table land, Banner Co., Aug. 

 Collected also by Rev. Bates at Valentine (Rydberg). 



248. COREOPSIS L. Tickseed. 



398. C. aristosa Michx. Long Pine (Swezey) . 



399. C. trichospekma (?) Michx. var. tenuiloba Gray. Lewellen, 

 Alliance (Swezey iu Nebr. Flowering Plants). (This has the char- 

 acter of Thelesperma and will likely prove to be near T. ambiguum. 

 — Webber) . 



249. HELIANTHUS L. Sunflower. 



400. H. decapetalus (?) L. Crete (Swezey Nebr. Flowering Plants, 

 p. 10). 



(This is near H. tuberosus L. to which it may have to be referred. — 

 Webber). 



250. ECLIPTA L. 



401. E. alba(L.) Haussk. Crete (Swezey). 



251. FRANSERIA Cav. 



402. F. hookeriana Nutt. Alliance (Swezey). Lodge Pole Creek, 

 near Potter, Aug. 15 (Rydberg) . 



403. F. tomentosa Gray. Becoming a troublesome weed on low rich 

 soil in Kearney Co. (Rydberg). 



252. AMBROSIA L. Ragweed. 



404. A. trifida L. var. integrifolta (Muhl.) Torr & Gr. With the 

 type in various places. At Hackberry Springs only this form was 

 found (Rydberg); Lincoln (Bessey); Minden (Hapeman). 



253. IVA L. 



405. I. axillaris Pursh. Near Platte River, Scott's Bluff Co., July 25 

 (Rydberg) . 



254. ANTENNARIA Gaertn. Everlasting. 



406. A. dimorpha Torr. & Gr. Collected at Harrison by Rev. Bates 

 (Bessey). 



407. A. dioica (L.) Gaertn. Alliance (Swezey); Belmont, July 14 

 (Webber). 



255. ERIGERONL. Fleabane. 



408. E. caxus Gray. Lawrence Fork, Banner Co., Aug. (Rydberg). 



